test

Fixed invalid regex handling in filterwarnings #5983

Job	Run time
package	25s
build (windows-py39-unittestextras)	20m 13s
build (windows-py39-pluggy)	7m 34s
build (windows-py39-xdist)	6m 46s
build (windows-py310)	6m 49s
build (windows-py311)	24m 23s
build (windows-py312)	17m 22s
build (windows-py313)	20m 0s
build (ubuntu-py39-lsof-numpy-pexpect)	24m 36s
build (ubuntu-py39-pluggy)	5m 17s
build (ubuntu-py39-freeze)	46s
build (ubuntu-py39-xdist)	5m 49s
build (ubuntu-py310-xdist)	6m 14s
build (ubuntu-py311)	14m 44s
build (ubuntu-py312)	22m 45s
build (ubuntu-py313-pexpect)	23m 48s
build (ubuntu-pypy3-xdist)	8m 20s
build (macos-py39)	6m 7s
build (macos-py310)	4m 52s
build (macos-py312)	5m 1s
build (macos-py313)	5m 9s
build (doctesting)	45s
build (plugins)	53s
check	3s
	3h 58m 41s

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